The nonprofit Dodge County Antique Power Club is not liable for damages to an inmate injured by another inmate during a work project on the club property. The inmate was injured when another inmate hit her in the head with a plastic barrel while they were moving the barrels from a trailer to a shed. The injured inmate claimed that the club had not properly trained them for the tasks. In order to prevail on the claim, the Court of Appeals of Wisconsin said, the plaintiff had to establish the existence of a master/servant relationship between the club and the inmates. It said a “master” is “a principal who employs an agent to perform service in his affairs and who controls or has the right to...